APA

O'Donnell G. A., Schmitter P. C. & Whitehead L. (1986). Transitions from authoritarian rule. Baltimore: Johns Hopkins University Press.

Chicago

O'Donnell Guillermo A, Schmitter Philippe C and Whitehead Laurence. 1986. Transitions from authoritarian rule. Baltimore: Johns Hopkins University Press.

Harvard

O'Donnell G. A., Schmitter P. C. and Whitehead L. (1986). Transitions from authoritarian rule. Baltimore: Johns Hopkins University Press.

MLA

O'Donnell Guillermo A, Schmitter Philippe C and Whitehead Laurence. Transitions from authoritarian rule. Baltimore: Johns Hopkins University Press. 1986.